simpatico, quanto un dito nel culo

Archivio tag: sysadmin

5 easy tips to accelerate SSL – Unhandled expression – SSL is slow. These cryptographic algorithms eat the CPU, there is too much traffic, it is too hard to deploy correctly. SSL is slow. Isn’t it? HELL NO! SSL looks slow, because you did not even try to optimize it! For that matter, I could say that HTTP is too verbose, XML web services are verbose too, and all this traffic makes the website slow. But, SSL can be optimized, as well as everything!

Cybrary – Free Online IT and Cyber Security Training, Forever! – Cybrary is a free and open source, online information technology (IT) and cyber security training environment for the world. We are dedicated to keeping the world’s IT professionals prepared for this ever changing industry and its technologies. You can learn almost anything IT and security related for free, and you can help others to do the same. Take a look at what you can learn: Systems Administration Network Administration Cyber Security Our free IT training classes include everything from industry certifications such as Certified Ethical Hacker, CISSP and CCNA to advanced niche skill sets like advanced penetration testing and cloud administration. Our training includes instructional lectures, interactive lab demonstrations, exam study guides, white papers, case studies and more. [ via https://delicious.com/farmando]

Exploit Exercises – exploit-exercises.com provides a variety of virtual machines, documentation and challenges that can be used to learn about a variety of computer security issues such as privilege escalation, vulnerability analysis, exploit development, debugging, reverse engineering, and general cyber security issues. [ via https://delicious.com/farmando ]

How To Set Up a Chef 12 Configuration Management System on Ubuntu 14.04 Servers | DigitalOcean – In this guide, we will install the actual software. We will set up a centralized Chef server which will store and serve configuration instructions and node profiling information. We will also set up a workstation where the administrator can work with the code base and alter the characteristics of the infrastructure. We will follow this up by bootstrapping a new node to bring it under the management of the Chef ecosystem.

GoAccess – Visual Web Log Analyzer – GoAccess is an open source real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems. It provides fast and valuable HTTP statistics for system administrators that require a visual server report on the fly.

FastVPSEestiOu/fastnetmon – FastNetMon – high performance DoS/DDoS and netflowk load analyzer builded on top of multiple packet capture engines (netmap, PF_RING, sFLOW, Netflow, PCAP). What we do? We can detect hosts in our own network with big amount of packets per second/bytes per second or flow per second incoming or outgoing from certain host. And we can call external script which can send notify, switch off server or blackhole this client. [ via https://delicious.com/farmando ]

fresh – Keep your dot files fresh – fresh is a tool to source shell configuration (aliases, functions, etc) from others into your own configuration files. We also support files such as ackrc and gitconfig. Think of it as Bundler for your dot files.

Free Cisco Online virtul Lab – Welcome to Cisco's Online Virtual Lab ! If you need to familiarise yourself with the cisco IOS or need some equipment to practice before you attend your cisco certification exams or probably you are preparing for an interview and need to brush up on your skills then you have come to right place Online Virtual Lab Cloud is an on-line lab accessible over the Internet. It consists of a hosted cloud of CCNA and CCNP lab. Within seconds you can connect to practice Cisco IOS commands on various Cisco Routers and Switches. It allows a hands-on learning experience without having to buy expensive equipment and no software installation is required My Online Virtual Lab is made for beginners are looking for sharpen their skills and move to a higher leve and for intermediate are looking for a complex environment to improve them skills with the practice. All Devices are Virtual I Rent A Lab **scenarios** not **equipment** .

PassCore: A Self-Service AD Password Change Utility – Home – PassCore is a very simple 1-page web app written in C#, using ASP.NET MVC 4 and Directory Services. It allows users to change their Active Directory password on their own, provided the user is not disabled. PassCore does not require any configuration, as it obtains the principal context from the current domain. I wrote this in less than 2 hours. There really was no free alternative out there so hopefully this saves someone else some time and money. IMPORTANT: If you are going to expose this web app outside your LAN, please use https